US3078971A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Damped beam
Assignee: Lord Manufacturing Co
•
Filing: 1960-01-11
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Granted: 1963-02-26
•
Expires: 1980-01-11
Abstract
No abstract record available.
Inventors
- 👤 Jr Leon Wallerstein
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 11:55
CPC Classifications
E; E04; E04B; E04B1/00; E04B1/62; E04B1/92; E04B1/98
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
52 words
A DAMPED BEAM COMPRISING A FIRST STRUCTURAL MEMBER HAVING ITS CENTRAL PART OF CHANNEL SECTION AND HAVING ITS OUTER PART COMPRISING FLANGES REMOTE FROM THE WEB EXTENDING TRANSVERSE TO THE SIDE OF SAID CHANNEL, SAID CENTRAL PART HAVING LONGITUDINALLY SPACED TRANSVERSE SLOTS THEREIN THROUGH THE WEB AND SIDES OF SAID CHANNEL, A
Claim 2
Dependent Claim
52 words
A DAMPED BEAM COMPRISING A FIRST STRUCTURAL MEMBER HAVING ITS CENTRAL PART OF CHANNEL SECTION AND HAVING ITS OUTER PART COMPRISING FLANGES REMOTE FROM THE WEB EXTENDING TRANSVERSE TO THE SIDE OF SAID CHANNEL, SAID CENTRAL PART HAVING LONGITUDINALLY SPACED TRANSVERSE SLOTS THEREIN THROUGH THE WEB AND SIDES OF SAID CHANNEL, A
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-02-25 | 1966-08-27 | 1967-02-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-02-25 | 1970-08-27 | 1971-02-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-02-25 | 1974-08-27 | 1975-02-26 | $7700.00 | Window Closed / Lapsed |